PREMIUM QUALITY INGREDIENTS – Cz Garden Magnesium Sulfate is a water soluble, high purity fertilizer designed to boost the healthy development of all your indoor flowers, lawn, and garden vegetables. 100% WATER SOLUBLE - GREENHOUSE GRADE – High Purity, Premium Quality fertilizer. Beware of lower grade Agricultural Grade Calcium Nitrate that leaves oily skim on your solution, irrigation equipment, and plant roots. 10% MAGNESIUM + 13% COMBINED SULFUR FERTILIZER promotes green leafy growth and hardy plants. Get lush vegetation in your home garden with our high-efficiency Magnesium Sulfate Fertilizer 321 FEEDING SCHEDULE - Perfect for Hydroponics, Drip Irrigation Flood & Drain, NFT, DWC, Soil, Coco, Earthbox, Tower Gardens, etc. RESEALABLE, EASY POUR PACKAGING: Cz Garden Magnesium Sulfate fertilizer comes sealed in a 5LB heavy duty resealable pouch. Pour the necessary quantity with ease and store the rest for future use. COUNTRY OF ORIGIN: USA - Cz Garden fertilizers and soil amendments are manufactured in the USA from the highest quality ingredients. Buy with confidence! Cz Garden Organics is committed to developing Premium Grade custom soil amendment blends, fertilizers, and nutrients for your organic garden. Ya Dig? Germinate. Propagate. Cultivate. Cz Garden Magnesium Sulfate